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fix: suppress client-go log spam by default #3

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Merged
machine424 merged 1 commit into from
May 6, 2026
Merged

fix: suppress client-go log spam by default #3

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2 changes: 1 addition & 1 deletion go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ require (
k8s.io/apimachinery v0.33.3
k8s.io/cli-runtime v0.33.3
k8s.io/client-go v0.33.3
k8s.io/klog/v2 v2.140.0
k8s.io/kubectl v0.33.3
)

Expand Down Expand Up @@ -70,7 +71,6 @@ require (
gopkg.in/yaml.v3 v3.0.1 // indirect
k8s.io/component-base v0.33.3 // indirect
k8s.io/component-helpers v0.33.3 // indirect
k8s.io/klog/v2 v2.140.0 // indirect
k8s.io/kube-openapi v0.0.0-20250318190949-c8a335a9a2ff // indirect
k8s.io/utils v0.0.0-20260210185600-b8788abfbbc2 // indirect
sigs.k8s.io/json v0.0.0-20241010143419-9aa6b5e7a4b3 // indirect
Expand Down
10 changes: 9 additions & 1 deletion main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ import (
"fmt"
"hash/fnv"
"log"
"log/slog"
"os"
"os/exec"
"os/signal"
Expand All @@ -32,6 +33,7 @@ import (
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/util/workqueue"

"k8s.io/klog/v2"
"k8s.io/kubectl/pkg/scheme"
)

Expand Down Expand Up @@ -92,7 +94,7 @@ func cmdMount() {
initKubeFlags()
kubeFlags.AddFlags(pflag.CommandLine)

debug := pflag.Bool("debug", false, "print debug data")
debug := pflag.Bool("debug", false, "enable verbose logging")
fsName := pflag.String("fsname", defaultFSName, "filesystem name")
cacheTTL := pflag.Duration("attr-ttl", attrTTL, "TTL for attribute and directory caches")

Expand Down Expand Up @@ -123,6 +125,12 @@ Flags:
pflag.PrintDefaults()
}
pflag.Parse()

if !*debug {
// Suppress client-go/klog output.
klog.SetSlogLogger(slog.New(slog.DiscardHandler))
}

logger = log.New(os.Stderr, *fsName+": ", log.LstdFlags|log.Lmsgprefix)

if pflag.NArg() != 1 {
Expand Down
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